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民航通信系统主要由航空固定业务和航空移动业务构成。航空固定业务是由航空固定电信网(AFTN)来完成,包括话音通信和数据通信业务;航空移动业务是由航空地空通信来完成,主要提供空中交通服务(ATS)、航务管理通信(AOC)、航空行政管理通信(AAC)、航空旅客通信(APC)服务,其中ATS和AOC与飞行安全、正常及效率有关,称为安全通信,具有高优先等级,本文主要针对安全通信进行论述。一、民航地空通信的现状和缺陷现有的民航地空通信主要以话
Civil aviation communication system is mainly composed of aviation fixed service and aeronautical mobile service. Airline fixed services are carried out by AFTN, including voice communication and data communication services. Airline mobile service is implemented by air-ground air-to-air communication and mainly provides services such as ATS, AOC, (AAC) and Air Passenger Communication (APC) services. Among them, ATS and AOC are related to flight safety, normality and efficiency. They are called safety communication and have high priority. This paper mainly discusses safety communication. First, the status quo and shortcomings of civil aviation air and ground communications The existing civil air and ground communications mainly words